He's not crazy, he is a showman and probably does it for a living a professional stunt rider to put on a show for bikers and who ever hire him, or he is probably sponsored by the dealer who supplies his
bike for the show, who knows, if you rode like that everyday you need a sponsored as that motor be flogged out real quick, doing burn outs, wearing out tyres real quick and all so not crazy, just a showman/stuntman doing his stuff.